package com.example.onlinemusic.controller;

import com.example.onlinemusic.mapper.LoveMusicMapper;
import com.example.onlinemusic.model.Music;
import com.example.onlinemusic.model.User;
import com.example.onlinemusic.tools.Constant;
import com.example.onlinemusic.tools.ResponseBodyMessage;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;

import javax.annotation.Resource;
import javax.servlet.ServletOutputStream;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;
import java.util.List;

@RestController
@RequestMapping("/lovemusic")
public class LoveMusicController {

    @Resource
    //@Autowired
    private LoveMusicMapper loveMusicMapper;

    @RequestMapping("/likeMusic")
    public ResponseBodyMessage<Boolean> likeMusic(@RequestParam String id, HttpServletRequest request){

        int musicId = Integer.parseInt(id);
        System.out.println("musicId:" + musicId);
        //检查是否登录
        HttpSession httpSession = request.getSession(false);
        if (httpSession == null || httpSession.getAttribute(Constant.USERINFO_SESSION_KEY )== null){
            System.out.println("没有登录!");
            return new ResponseBodyMessage<>(-1,"请登录后上传",false);
        }

        User user = (User)httpSession.getAttribute(Constant.USERINFO_SESSION_KEY);

        int userId = user.getId();
        System.out.println("userId:"+userId);

        Music music = loveMusicMapper.findLoveMusicByMusicAndUserId(userId,musicId);

        if (music != null){
            return new ResponseBodyMessage<>(-1,"你之前收藏过这个音乐",false);
        }

        Boolean effect = loveMusicMapper.insertLoveMusic(userId,musicId);
        if (effect){
            return new ResponseBodyMessage<>(0,"收藏成功!",true);
        }else {
            return new ResponseBodyMessage<>(-1,"收藏失败!",false);
        }
    }

    @RequestMapping("/findlovemusic")
    public ResponseBodyMessage<List<Music>> findLoveMusic(@RequestParam(required = false) String musicName,
                                                          HttpServletRequest request){


        //检查是否登录
        HttpSession httpSession = request.getSession(false);
        if (httpSession == null || httpSession.getAttribute(Constant.USERINFO_SESSION_KEY )== null){
            System.out.println("没有登录!");
            return new ResponseBodyMessage<>(-1,"请登录后查询",null);
        }

        User user = (User)httpSession.getAttribute(Constant.USERINFO_SESSION_KEY);

        int userId = user.getId();
        System.out.println("userId:"+userId);

        List<Music> musicList = null;
        if (musicName == null){
            musicList = loveMusicMapper.findLoveMusicByUserId(userId);
        }else {
            musicList = loveMusicMapper.findLoveMusicByKeyAndUID(musicName,userId);
        }
        return new ResponseBodyMessage<>(0,"查询到了所有的歌曲信息",musicList);
    }
    @RequestMapping("/deletelovemusic")
    public ResponseBodyMessage<Boolean> deleteLoveMusic(@RequestParam String id,
                                                        HttpServletRequest request){

        int musicId = Integer.parseInt(id);

        //检查是否登录
        HttpSession httpSession = request.getSession(false);
        if (httpSession == null || httpSession.getAttribute(Constant.USERINFO_SESSION_KEY )== null){
            System.out.println("没有登录!");
            return new ResponseBodyMessage<>(-1,"请登录后移除",null);
        }

        User user = (User)httpSession.getAttribute(Constant.USERINFO_SESSION_KEY);

        int userId = user.getId();

        int ret = loveMusicMapper.deleteLoveMusic(userId,musicId);

        if (ret == 1){
            return new ResponseBodyMessage<>(0,"取消收藏成功",true);
        }else {
            return new ResponseBodyMessage<>(-1,"取消收藏失败",false);
        }
    }




}
